The U.S. average diesel fuel price fell 1 cent to $3.16 per gallon on May 13, nearly 8 cents lower than the same time last year. The Gulf Coast price fell more than 2 cents to $2.91 per gallon, the Midwest price fell nearly 2 cents to $3.05 per gallon, the East Coast price fell over 1 cent to $3.18 per gallon, and the Rocky Mountain price fell nearly 1 cent to $3.18 per gallon. The West Coast price increased nearly 3 cents to $3.79 per gallon.

The U.S. average regular gasoline retail price fell 3 cents from the previous week to $2.87 per gallon on May 13, nearly 1 cent lower than the same time last year. Gulf Coast and East Coast prices each fell nearly 4 cents to $2.52 per gallon and $2.75 per gallon, respectively, the Midwest price fell nearly 3 cents to $2.74 per gallon, and the West Coast price fell nearly 2 cents to $3.69 per gallon. The Rocky Mountain price rose nearly 5 cents to $2.96 per gallon.

U.S. propane/propylene stocks increased by 2.8 million barrels last week to 62.7 million barrels as of May 10, 2019, 10.3 million barrels (19.7%) greater than the five-year (2014-2018) average inventory levels for this same time of year. Gulf Coast, Midwest, East Coast, and Rocky Mountain/West Coast inventories increased by 1.6 million barrels, 0.6 million barrels, 0.4 million barrels, and 0.2 million barrels, respectively. Propylene non-fuel-use inventories represented 8.9% of total propane/propylene inventories.